MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Shock, primary
Sudden loss of blood pressure resulting in shock due to pain, fear, and other reactions experienced immediately after a severe injury
Read the definitionRandom terms
Show more- Dystonia, cranial A term used to describe dystonia that affects the muscles of the head, face, and neck. Oromandibular dystonia…
- Pediatric urinary tract infection See: Urinary tract infection in children
- FMO3 Abbreviation for the enzyme, flavin-containing monooxygenase-3. See Fish-odor syndrome
- Mucopolysaccharidosis type II Hunter syndrome, due to deficiency of the enzyme iduronate sulfatase. See also: Mucopolysaccharidosis
- Membranous nephropathy A frequent type of primary glomerular disease -- a disease affecting the glomerulus, the tiny ball-shaped…
- Secondary amenorrhea The abnormal cessation of menstruation. Amenorrhea is conventionally divided into primary and secondary…
- Neonate A newborn baby.
- Center for Devices & Radiological Health Abbreviated CDRH. Part of the FDA (the US Food & Drug Administration)
- Neurocysticercosis Infection of the brain by the larval form of the pork tapeworm Taenia solium. Neurocysticercosis is a form of…
- Straitjacket Or strait-jacket or strait jacket. 1. A garment shaped like a jacket with long sleeves the ends of which can…
- Acetylcholine A key chemical in neurons (nerve cells) that acts as a neurotransmitter and carries information across the…
- Syndrome, Marfan See: Marfan syndrome